Công thức: S + V 2 /ed + ....

Lưu ý: 

`+)`S = I/ He/ She/ It/ Danh từ số ít + was

`+)` S = We/ You/ They/ Danh từ số nhiều + were

`1`. was

`2`. were

`3`.  weren't 

`4`. was

`5`.wasn't

`6`. worked 

`7`. went ( Động từ BQT)

`8`. broke ( Động từ BQT)

`9`. didn't arrive ( Có trợ động từ nên V ko chia )

`10`. bought ( Động từ BQT)

`11`. painted

`12`. played

`13`. gave ( Động từ BQT)

`14`. wrote ( Động từ BQT)

`15`. lived 

1. was ( DHNB : yesterday)

2. were ( DHNB : last night)

3. weren't ( DHNB : 2 days ago)

4. was ( DHNB : 2 days ago )

5. wasn't ( DHNB : yesterday)

6. worked ( DHNB : yesterday)

7. went ( DHNB : yesterday)

8. broke ( DHNB : last week)

9.didn't arrive ( DHNB : yesterday)

10. bought ( DHNB : last month)

11. painted ( DHNB :four days ago )

12. played ( DHNB : yesterday)

13. gave ( DHNB : yesterday)

14. wrote ( DHNB : yesterday)

15. lived ( DHNB: last year) 

Tất cả những từ trên đều chia thì quá khứ đơn

Cấu trúc thì quá khứ đơn:

Động từ thường :

khẳng định :S+ Ved/pp

phủ định : S+ didn't + V

nghi vấn : Did + S+ V?

- Yes, S+ did

- No, S+ didn't

Tobe: 

khẳng định : I/ he/she/it/Danh từ số it+ was

We/you/they/ Danh từ số nhiều + were

phủ định :

I/ he/she/it/Danh từ số it+ wasn't

We/you/they/ Danh từ số nhiều + weren't

nghi vấn :

Was+ I/ he/she/it/Danh từ số it?

Were+ We/you/they/ Danh từ số nhiều ?

- Yes, S+ was/were

- No, S+ wasn't/weren't